Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1984-02-24
1986-02-11
Helfin, Bernard
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560 27, 560 28, 560 29, 560 30, 260453P, C07C125065, C07C125073
Patent
active
045700125
ABSTRACT:
Production of tertiary aralkyl urethanes, such as tetramethyl xylylene diurethanes, by addition of corresponding diols and carbamic acid esters at moderate temperatures and in the presence of acid catalyst.
REFERENCES:
patent: 3404170 (1968-10-01), Ulrich
patent: 4439616 (1984-03-01), Singh et al.
Chang Laurence W.
Forgione Peter S.
Singh Balwant
American Cyanamid Co.
Calnan William H.
Helfin Bernard
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